January Weather in Inari, Finland

Last updated: August 21, 2025

Inari, Finland, experiences a chilly January, characterized by a maximum temperature of 5°C (41°F) and an average low of -10°C (14°F), plunging to a brisk minimum of -27°C (-17°F). Visitors can expect a moist climate with precipitation totaling 34 mm (1.3 in) over 10 days, fostering a true winter wonderland atmosphere. The humidity levels soar to an impressive 99%, making it a month where the cold feels more pronounced. Perfect for winter sports enthusiasts and those looking to embrace the Arctic charm, Inari's January weather paints a picturesque but frigid landscape.

January Temperature in Inari

In Inari, Finland, January is characterized by its bitterly cold temperatures, making it one of the coldest months of the year. The mercury typically drops to a chilling minimum of -27°C (-17°F), while the daily averages hover around -10°C (14°F). On rare warmer days, temperatures can rise to a maximum of 5°C (41°F). Interestingly, February mirrors January's frigid conditions, showing no significant change in temperatures, as it too experiences the same extremes. As winter begins to wane in March, Inari slowly transitions with slightly less severe cold, featuring a minimum of -25°C (-12°F) and an average temperature of -6°C (21°F). This gradual warming trend signals the onset of spring, with daily highs eventually reaching 7°C (46°F) by the end of the month. Such fluctuations highlight the dramatic seasonal shifts experienced in this northern region, where winter's grip lingers well into March.

January Weather in Inari: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Inari, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Inari, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec141321303951595346352518
Data source: Temperature data for Inari generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Inari

In January, Inari, Finland experiences 34 mm (1.3 in) of precipitation over 10 days, marking the month as a relatively wet start to the year. Following this, February and March see similar light levels of precipitation, with both months recording 31 mm (1.2 in), but the number of rainy days decreases to 7 in February before rising slightly again in March. As winter gradually transitions to spring, precipitation trends upward in April, with amounts rising to 32 mm (1.3 in), suggesting a steady increase in moisture leading into the warmer months. This steady pattern continues, culminating in the summer months of June and July, where precipitation peaks at 66 mm (2.6 in) and 76 mm (3.0 in) respectively, accompanied by more frequent rainfall days. Notably, August marks the wettest month of the year with 87 mm (3.4 in) of rainfall spread across 15 days, showcasing the region’s shift to a wetter climatic phase as it heads into autumn.

January Precipitation Trends in Inari

The chart displays monthly precipitation patterns in Inari, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Inari, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec343131325966768758673939
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Inari

In January, Inari, Finland experiences an astonishing 99% humidity, making it one of the most humid months of the year. This near-saturation level is a prelude to the consistently high humidity that blankets the region throughout winter, with February following closely at 98%. As the months progress into spring, there is a noticeable decline, with March at 94% and April dropping to 90%. However, the humidity remains relatively high, fluctuating between 83% and 92% during the summer and early autumn months. Interestingly, as winter sets in again, humidity levels rebound, peaking again in December at an unwavering 100%. This cyclical pattern reflects the impact of Inari's subarctic climate, where moisture holds steady in the colder months and gradually lessens as temperatures rise.

January Average Humidity in Inari

This chart illustrates the average monthly humidity levels in Inari, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Inari is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec99%98%94%90%84%83%86%90%92%96%98%100%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Inari

In January, Inari, Finland experiences a low UV Index of 1, indicative of minimal sun exposure risks, allowing residents and visitors to enjoy the outdoors with peace of mind—burn time is approximately 45 minutes. As winter transitions into spring, the UV Index gradually increases, peaking at 3 in April and May, where the exposure category shifts to moderate, suggesting a need for protective measures during sunlit days. By mid-year, from June through August, the UV Index stabilizes at 5, maintaining a moderate level and aligning with shorter burn times of 30 minutes, prompting more caution for sunbathers. As fall settles in, the UV Index retreats back to lower levels, returning to 1 by October and 0 in December, showcasing a clear seasonal pattern in sun exposure risk. For detailed insights and trends throughout the year, be sure to check the Inari UV Index.

Maximum UV Index Levels in Inari for January

The chart shows the monthly maximum UV Index (UVI) for Inari in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Inari typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112345542110
Data source: Inari January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

January Sunshine in Inari

In January, Inari experiences a modest 9 hours of sunshine, a stark contrast to the vibrant 460 hours in July. The gradual increase in daylight becomes evident as February welcomes 117 hours of sunlight, paving the way for a more radiant March with 269 hours. This upward trend peaks in April and May, where the sun shines brightly for 339 and 414 hours, respectively. As summer transitions into autumn, sunlight begins to wane, with August still enjoying a respectable 291 hours but dipping to 237 hours by September. The descent continues into the final months of the year, culminating in a dark December with 0 hours of sunshine. This cyclical rhythm of light and shadow in Inari beautifully illustrates the dance of the seasons, making the vibrant summer months all the more cherished.

Monthly Sunshine Duration in Inari: January Highlighted

The January sunshine duration represents the total number of hours Inari experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec9h117h269h339h414h408h460h291h237h121h37h0h
Data source: Inari January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Inari During January

In Inari, Finland, the likelihood of enjoying sunny weather in January is quite low, standing at a mere 8%. This trend of limited sunshine follows into February, where the chance only slightly increases to 20%. As spring approaches, the sun begins to make more frequent appearances, with March and April showing notable rises to 32% and 30% respectively. However, as we transition into the summer months, July and June boast the highest probability of sunshine at a robust 37%. Overall, while January is typically gray and chilly, the increasing likelihood of sunlight as the year progresses offers a glimmer of hope for brighter days ahead.

Percentage of Sunny Days in January in Inari

The chart illustrates the percentage of sunny days in Inari throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Inari experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec8%20%32%30%21%37%37%19%18%16%16%15%
Data source: Inari January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Inari in January

In Inari, Finland, January ushers in the deepest chill of winter with only 5 hours of daylight, setting the stage for a gradual yet noticeable increase in sunlight as the months progress. By February, the daylight stretches to 7 hours, hinting at the impending return of brighter days. March sees a significant leap to 11 hours, signaling an awakening as winter recedes. As spring unfolds, daylight blossoms further, reaching 16 hours in April and an impressive 21 hours by May. The long days peak in June, where the sun never fully dips below the horizon, offering a mesmerizing 24 hours of daylight. The trend begins to reverse in July, with daylight slightly diminishing to 23 hours, and by August, it settles at 17 hours as autumn starts to set in. September brings 13 hours of light, while October's days dwindle to 9 hours. November and December create a stark contrast, with just 7 hours and a complete absence of daylight, respectively, leaving Inari to embrace the enchanting magic of the polar night. Thus, the daylight duration in Inari paints a vivid picture of the seasonal dance between light and darkness throughout the year.

Average Daylight Hours in Inari for January

The chart illustrates the variation in daylight duration in Inari throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec5h 42m7h 31m11h 46m16h 3m21h 38m24h23h 11m17h 35m13h 11m9h7h 8m
Data source: Inari daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Inari

In January, Inari, Finland, experiences an average wind speed of 3.4 m/s (8 mph), setting the stage for a winter landscape that whispers with the gentle caress of cool breezes. As winter progresses into February, the wind picks up slightly, averaging 3.6 m/s (8 mph), before transitioning into the more dynamic gusts of March, where speeds increase to 4.2 m/s (9 mph). Notably, the winds begin to wane in the late spring months, dropping back to 3.3 m/s (7 mph) in May and hitting their lowest point in June at 2.8 m/s (6 mph). However, as summer fades, the wind picks up again, reaching 4.3 m/s (10 mph) in October, hinting at the arrival of colder seasons once more. The cycle continues, with consistent 3.4 m/s winds re-emerging in November and December, illustrating a rhythmic pattern where winter's chill dances harmoniously with the winds that cradle the snowy terrain of Inari.

Average January Wind Speed in Inari

The chart displays monthly wind speed patterns in Inari, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.4 m/s3.64.23.63.32.83.32.93.94.33.43.4
Data source: Inari January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Inari Compares to Other Months

Weather in Inari varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Inari, focusing on differences in temperature, rainfall, humidity, and UV levels.

January and February exhibit remarkably similar weather patterns, with both months featuring an average temperature of -10°C (14°F) and maximums reaching 5°C (41°F). The minimum temperature also mirrors at -27°C (-17°F). However, February sees slightly less precipitation at 31 mm (1.2 in), compared to January's 34 mm (1.3 in), and it experiences a decrease in the number of rainy days from 10 to 7. Additionally, humidity levels are slightly lower in February at 98%, compared to January's 99%. For more detailed information, you can check Inari weather in February.

In January, temperatures are notably colder, with minimums reaching -27°C (-17°F) and an average of -10°C (14°F), while March sees a slight moderation in temperature with an average of -6°C (21°F) and maximums climbing to 7°C (46°F). Although January experiences slightly more precipitation at 34 mm (1.3 in) over 10 days compared to March's 31 mm (1.2 in) across 9 days, the relative humidity is higher in January at 99% versus 94% in March. The overall transition from January to March brings a welcome increase in temperatures and a decrease in humidity. For more details on what to expect, check Inari weather in March.

January and April present contrasting weather experiences. In January, temperatures can plunge as low as -27°C (-17°F), with an average of -10°C (14°F) and a maximum of just 5°C (41°F). The month is characterized by high humidity at 99% and receives approximately 34 mm (1.3 in) of precipitation over about 10 days. In comparison, April witnesses a significant warming trend, with minimum temperatures around -17°C (2°F) and an average of -1°C (31°F), peaking at 13°C (56°F). While precipitation remains similar at 32 mm (1.3 in) and occurs over 9 days, the humidity drops to 90%, making April feel notably more comfortable. For more details on the conditions in April, you can visit Inari weather in April.

In January, the weather is harsh, with temperatures plummeting as low as -27°C (-17°F) and an average of -10°C (14°F), while May brings a noticeable warmth, with minimum temperatures at -7°C (20°F) and an average of 4°C (39°F). While January experiences a maximum temperature of just 5°C (41°F), May sees highs soaring to 21°C (70°F). Both months have similar precipitation patterns, with January recording 34 mm (1.3 in) over 10 days and May slightly wetter at 59 mm (2.3 in) over 11 days. However, January's humidity remains extremely high at 99%, in contrast to May’s more comfortable 84%. For a closer look at May's climate, check out Inari weather in May.

In January, the weather in Inari is characterized by frigid temperatures, with a minimum of -27°C (-17°F) and an average of -10°C (14°F), while highs barely reach 5°C (41°F). The humidity is exceptionally high at 99%, contributing to a bone-chilling atmosphere, and precipitation occurs on 10 days, totaling 34 mm (1.3 in). In stark contrast, June brings much warmer conditions, with minimum temperatures hovering around -1°C (30°F) and averages rising to 10°C (51°F), peaking at a comfortable 25°C (77°F). The humidity decreases to 83%, and precipitation is slightly higher, falling on 11 days and accumulating to 66 mm (2.6 in). For more details on what to expect during this vibrant month, check out Inari weather in June.

In stark contrast to January, which experiences frigid temperatures ranging from a minimum of -27°C (-17°F) to a maximum of just 5°C (41°F), July brings a much milder climate with temperatures varying from 3°C (37°F) to a warm 31°C (88°F). While January sees an average temperature of -10°C (14°F) and high humidity at 99%, July's average rises to 15°C (59°F) with a significantly lower humidity of 85%. Precipitation is more frequent in July, with 76 mm (3.0 in) compared to January's 34 mm (1.3 in), but both months receive rainfall on approximately 10 to 11 days each. For more insights about the weather during this warmer month, you can check Inari weather in July.

January and August present striking contrasts in weather. January is characterized by biting cold, with average temperatures around -10°C (14°F) and extremes plunging to as low as -27°C (-17°F). The month sees frequent snowfall, with precipitation occurring on about 10 days, and humidity levels reach a staggering 99%, creating an icy and frigid atmosphere.

In stark contrast, August brings warmth, with temperatures ranging from a mild 12°C (54°F) to a maximum of 31°C (89°F). This summer month is marked by a higher level of precipitation, totaling 87 mm (3.4 in), and rain can be expected on approximately 15 days. Despite the warmer temperatures, humidity remains relatively high at 90%, contributing to a muggy feel.

For more details on the weather during August, you can check Inari weather in August.

January and September exhibit stark contrasts in weather. In January, temperatures plunge to a minimum of -27°C (-17°F) and average around -10°C (14°F), with a maximum of only 5°C (41°F). This month also experiences high humidity at 99% and a total of 34 mm (1.3 in) of precipitation over 10 days. In comparison, September sees milder temperatures, ranging from a minimum of -4°C (26°F) to an average of 8°C (46°F) and a comfortable maximum of 22°C (71°F). While September is wetter with 58 mm (2.3 in) of precipitation over 11 days, humidity remains lower at 92%. For more details on the weather patterns in September, you can visit Inari weather in September.

January and October present starkly contrasting weather conditions. In January, the cold is intense, with minimum temperatures plummeting to -27°C (-17°F) and an average of -10°C (14°F). The month sees minimal precipitation of 34 mm (1.3 in) over about 10 days, accompanied by a high humidity of 99%. In contrast, October experiences milder temperatures with a minimum of -12°C (10°F) and an average of 2°C (35°F), peaking at 13°C (55°F). This month has a higher precipitation total of 67 mm (2.6 in) spread across 14 days and a slightly lower humidity of 96%. For a more detailed look at the conditions, you can refer to Inari weather in October.

In January, temperatures are notably colder, with an average low of -10°C (14°F) compared to November's average of -4°C (26°F). While both months experience significant precipitation, January sees around 34 mm (1.3 in) over approximately 10 days, while November has slightly higher precipitation at 39 mm (1.5 in) over 9 days. Humidity remains high in both months, with January at 99% and November at 98%. For more detailed insights into the weather during this transitional month, you can check Inari weather in November.

In comparing the weather between January and December, January typically experiences slightly milder temperatures, with an average of -10°C (14°F) compared to December's average of -8°C (18°F). However, January tends to have a lower minimum temperature at -27°C (-17°F) compared to December's -28°C (-18°F). Precipitation levels are somewhat similar, with January receiving 34 mm (1.3 in) over about 10 days and December at 39 mm (1.5 in) over the same number of days. Humidity remains high throughout both months, although December records a slight peak at 100% versus January's 99%. For more detailed information, you can check Inari weather in December.

Compare Inari's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Inari

January in Inari presents a stark contrast to the milder months, characterized by its bitterly cold temperatures and high humidity that often lingers around 99%. This month typically sees frequent precipitation, with about a third of January days marked by snowfall, creating a captivating winter landscape. Unlike the warmer summer months when temperatures soar and the days are long, January envelops the area in a tranquil, frosty embrace, making it an ideal time for winter activities and appreciating the serene beauty of the Arctic. For a deeper dive into what to expect from Inari's weather throughout the year, check out Inari Climate.